Supporting Information

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1 Electronic Supplementary Material (ESI) for Soft Matter. This journal is The Royal Society of Chemistry 2017 Supporting Information Transition from nematic to gyroid-type cubic soft self-assembly by sidechain engineering of -conjugated sticky rods Marco Poppe, a Changlong Chen, b Helgard Ebert, a Silvio Poppe, a Marko Prehm, a Christoph Kerzig, a eng Liu b and Carsten Tschierske a a Institute of Chemistry, Martin-Luther University Halle-Wittenberg, Kurt-Mothes Str.2, D Halle/Saale, Germany. carsten.tschierske@chemie.uni-halle. b State Key Laboratory for Mechanical Behavior of Materials, Xi an Jiaotong University, Xi an , P. R. China. feng.liu@xjtu.edu.cn S1

2 1. Additional data 1.1 DSC traces a) b) H4 H6 c) d) H8 H12 e) H18 igure S1. DSC heating and cooling traces of compounds: a) H4, b) H6, c) H8, d) H12 and e) H18, recorded at 10 K min -1. S2

3 a) b) 6 10 c) d) e) f) igure S2. DSC heating and cooling traces of compounds: a) 6, b) 10, c) 12, d) 14, e) 16 and f) 18, recorded at 10 K min -1. S3

4 1.2 Additional textures a) b) Col hex c) Col hex d) Cub Cub Cr Cr e) N CybA f) Col hex 100 μm igure S3: Selected textures of compounds Hn as observed between crossed polarizers between non-treated microscopy slides: a) Iso-to-N CybA transition of H4 at 262 C, b-c) LC phases observed for H8 on rapid cooling; b) Col hex phase at T ~ 150 C; c) transition Col hex - Cub bi at T ~ 140 C and d) Cub bi phase with crystallization at T ~ 138 C, e) homeotropic N CybA phase of H6 at 200 C and f) Col hex phase of H12 at 170 C; arrows in e) indicate the orientation of polarizer and analyzer and the scale bar is given in f). S4

5 a) homeotropic N b) homeotropic SmA SmA N Cr d) c) Cub SmA Cub Colhex e) f) Cub 3D Colhex Colhex 200 μm igure S4: Selected textures of compounds n as observed between crossed polarizers between non-treated microscopy slides: a) texture at the NCybA-SmA transition of compound 8 at 181 C; b) SmA-phase of compound 8 at C; c) oily streaks texture of the SmA phase of 8 coexisting with the Cubbi/Ia3 d phase at 179 C; d) growth of the Cubbi/Ia3 d (black regions) and crystalline phase into the Colhex (green spherulitic region) of compound 16 at 149 C; e) Colhex phase of compound 18 at 140 C and f) development of the cubic phase (black areas) and, accompanied by a non-cubic birefringent 3D phase (uniformly colored mosaics) on cooling the Colhex phase of 18 at 124 C; the 3D phase occurs only at the Colhex-Cubbi phase transition and disappears on further cooling. S5

6 1.3 Additional XRD data Table S1: Experimental and calculated d-spacings, relative integrated intensities, and phases used in the reconstruction of electron densities for the Cub bi /Ia3 d phase for H10 at 160 ºC. All Intensities values are Lorentz and multiplicity corrected. (hkl) d obs. - spacings (nm) d cal. - spacings (nm) Intensity Phase (211) π (220) π (321) π (400) π (420) π (332) (422) (431) (521) (440) (532) 0.5 / (611) 1.0 / (541) / (631) / a cub = 9.17 nm Table S2: Experimental and calculated d-spacings, relative integrated intensities, and phases used in the reconstruction of electron densities for the Col hex /p6mm phase for H10 at 176 ºC. All intensities values are Lorentz and multiplicity corrected. (hk) d obs. - spacings (nm) d cal. - spacings (nm) Intensity Phase (10) (11) π (20) (21) π a hex = 4.31 nm S6

7 Table S3. Experimental and calculated d-spacings, relative integrated intensities, and phases used in the reconstruction of electron densities for the Cub bi /Ia3 d phase for 18 at 120 ºC. All Intensities values are Lorentz and multiplicity corrected. (hkl) d obs. - spacings (nm) d cal. - spacings (nm) Intensity Phase (211) π (220) π (321) π (420) π (332) (422) (521) (532) 0.2 / (611) 0.4 / (541) / (631) / (444) / (543) / (640) / (552) 0.7 / (633) / (721) 0.3 / (642) / a cub = 9.03 nm S7

8 Table S4. Experimental and calculated d-spacings, relative integrated intensities, and phases used in the reconstruction of electron densities for the Col hex /p6mm phase for 18 at 145 ºC. All intensities values are Lorentz and multiplicity corrected. (hk) d obs. - spacings (nm) d cal. - spacings (nm) Intensity Phase (10) (11) π (20) (21) π (30) a hex = 4.30 nm 200 I/a.u / igure S5: SAXS pattern of the N CybA phase of 8 at 186 o C. Table S5: Experimental and calculated d-spacings of the Cub bi /Ia3 d phases. a d Comp. T/ C 2 / / d obs /nm hkl d calc /nm obs - d calc /nm ,403 1,202 3, ,676 0,00 2,749 1,375 3, a cub /nm a 12 was reported in ref. [S1]; 16 could not be investigated due to rapid crystallization during exposure time; the /Ia3 d lattice was additionally supported by the absence of chiral domains S8

9 Table S6: Experimental and calculated d-spacings of the Col hex /p6mm phase of compounds H18 and 16. Comp. T/ C 2 / / d obs /nm hk d calc /nm d obs -d calc /nm a hex /nm (10) H (20) (20) (10) 3, (11) (20) a H12 was reported in ref. [S2]. a) 0.46 nm 600 b) 0.45 nm intensity/a.u intensity/a.u theta/ theta/ igure S6: WAXS pattern of compound H10 at a) 177 C (Col hex /p6mm) and b) 160 C (Cub/Ia3 d). S9

10 400 a) b) 0.44 nm 0.43 nm intensity/a.u nm intensity/a.u nm theta/ theta/ 300 c) 0.44 nm 400 d) 0.47 nm 200 intensity/a.u nm intensity/a.u nm theta/ theta/ igure S7: WAXS patterns of a) 8 at 185 C (nematic), b) 8 at 160 C (Cub/Ia3 d), c) 10 at 170 C (Cub/Ia3 d) and d) 16 at 160 C (Col hex /p6mm). Table S7: Structural data of the Col hex /p6mm LC-phases of compounds Hn and n a Comp a /nm V mol /nm³ V cell /nm³ n cell,cryst n cell,liq n cell,lc n Wall H H12 S H a V cell = volume of the unit cell defined by (3 ½ a hex 2 /2) x h with h = 0.46 nm corresponding to the maximum of the diffuse wide angle scattering; V mol = volume for a single molecule as calculated using the crystal volume increments; S3 n cell,cryst = V cell /V mol (average packing coefficient in the crystal is k = 0.7); S4 n cell, liq = number of molecules in the unit cell of an isotropic liquid with an average packing coefficient k = 0.55, calculated according to n cell, liq = 0.55/0.7 n cell, cryst ; n cell,lc = number of molecules in the unit cell in the LC phase estimated as the average of n cell,cryst and n cell,liq. n wall = number of molecules in the lateral cross section of the cylinder walls, calculated for the triangular honeycombs as n cell,lc /number of wall per unit cell = n cell,lc /3. n wall = means that on average molecules are laterally arranged in each hypothetical segment with h = 0.46 nm, i.e. there is a lateral staggering of the molecules in the cylinder walls or the packing of the aromatic cores is a bit closer than the assumed distance of 0.46 nm. S10

11 Table S8: Structural data of the cubic phases of compounds Hn and n. a Comp. H S a (nm) V cell (nm 3 ) V mol (nm 3 ) n cell,cryst = V cell / V mol n cell, liq n cell,lc Minimal Surface S (nm 2 ) n cell / S (molecules/nm -2 ) A mol (nm 2 ) d net (nm) a V cell = a cub 3 ; V mol = volume for a single molecule as calculated using the crystal volume increments; S3 for the calculations of n cell, cryst, n cell, liq and n cell,lc, see Table S7. S = area of the minimal surface in the unit cell of the Ia3 d phase S5 is S = a cub 2 ; S mol = molecular area on the minimal surface (S mol = S/n cell ). S6 d net = lateral distance between the two infinite networks of the cubic mesophase as determined by 3 ½ a cub /4. S5 2. Synthesis and analytical data General synthetic procedures P1: Cross-coupling reaction according to Sonogashira S7 : A mixture of 1,4-dialkoxy-2,5- diiodobenzene 4.n (1 equ.) and the appropriate acetylene (2.1 equ.) was dissolved in purified Et 3 N (50 ml/ 1 mmol). After degassing with argon for 30 min [Pd(PPh 3 ) 4 ] (3 mol%) and CuI (2 mol%) were added and the mixture was refluxed for 6 h. After removing the solvent the obtained residue was purified by column chromatography. In a similar way the syntheses of 2Si and 3Si were conducted by Sonogashira cross coupling of monovalent aryliodides using the molar ratios and catalyst given in the procedures in P2: Desilylation S2 : The appropriate silyl protected acetylene (1 equ.) and K 2 C 3 (5 equ) were dissolved in DCM/MeH (2:1; 15 ml/mmol) and stirred at 20 C. The progress of the reaction was recorded by TLC. The reaction was quenched with H 2 (50 ml) and the different phases were separated. The aqueous phase was extracted with DCM (3 x 50 ml). The combined organic phases were washed with water and brine. After drying over Na 2 S 4 S11

12 the solvent was removed under reduced pressure. The residue was purified by column chromatography. P3: Deprotection of the glycerol group with PPTS S8 : A mixture of the appropriate compound 5Hn or 5n (1 equ.) and PPTS (tip of a spatula) was dissolved in TH/MeH (1:1) and stirred at 50 C for 12 h. After finishing the reaction the solvent was removed and the residue was solved in DCM. The organic layer was washed with NaHC 3 solution (3 x 50 ml), water and brine. After drying over Na 2 S 4 the solvent was removed and the residue purified with column chromatography Synthesis of the 1,4-dialkoxy-2,5-diiodobenzenes I H H I + 2 C n H 2n+1 Br K 2 C 3 DM, 120 C 12-34% I C n H 2n+1 I 4.n C n H 2n+1 Scheme S1: Synthesis of the 1,4-dialkoxy-2,5-diiodobenzenes 4.n. 1,4-Dioctadecyloxy-2,5-diiodobenzene (4.18): A mixture of 1,4-dihydroxy-2,5- diiodobenzene (1.00 g, 2.8 mmol), n-bromooctadecane (2.30 g, 7.0 mmol), K 2 C 3 (1.90 g, 14.0 mmol) and Bu 4 NI (tip of a spatula) in anhydrous DM (50 ml) was stirred at 120 C for 12 h. After cooling to room temperature, the reaction was poured into water (50 ml) and the aqueous layer was extracted with Et 2 (3x50 ml). The combined organic layers were washed with saturated aqu. LiCl, water and brine. After drying over anhydrous Na 2 S 4, filtration and evaporation of the solvent, the crude product was purified by column chromatography (eluent: n-hexane). Colorless solid, C 42 H 76 I 2 2, M = g/mol, mp 82 C, yield: 0.76 g (32%), 1 H- NMR (400 MHz, CDCl 3 ) δ 7.17 (s, 2H, Ar H), 3.92 (t, 3 J(H,H) = 6.4 Hz, 4H, CH 2 ), (m, 4H, CH 2 ), (m, 56H, CH 2 ), 0.87 (d, 3 J(H,H) = 7.0 Hz, 6H, CH 3 ) ppm Synthesis of 3-[4-(4-ethynylphenylethynyl)-2,3,5,6-tetrafluorophenyl]-1,2- isopropylidene-rac-glycerol (3) I H i 1 I H ii TMS TMS 2Si iii I TMS ii 2 H 3 H iii TMS 3Si Scheme S2: Synthesis of 3. Reagents and conditions: i) K 2 C 3, DM, 40 C, 3d, 59%, ii) NEt 3, [Pd(PPh 3 ) 4 ], CuI, 40 C, 12h, 94%, iii) K 2 C 3, DCM/MeH (2:1), 2h, 60-90%. S12

13 1,2-Isopropylidene-3-(2,3,5,6-tetrafluoro-4-iodophenyl)-rac-glycerol (1): According to the procedure described by Wen et al. S9 a mixture of pentafluoroiodobenzene (5.00 g, 17.0 mmol) and D,L-1,2-isopropylideneglycerole (2.91 g, 22.1 mmol) was solved in DM (50 ml) and stirred for 10 min at 20 C. After the stepwise addition of K 2 C 3 (3.04 g, 22.1 mmol) the reaction was stirred at 40 C for 48 h. The reaction was quenched with water und the phases were separated. The aqueous phase was extracted with Et 2 (3 x 50 ml). The combined organic phases were washed with water and brine. After drying over Na 2 S 4 the solvent was removed and the residue purified by column chromatography (eluent: CHCl 3 ). Colourless liquid; C 12 H 11 4 I 3 ; M = g/mol; yield: 4.86 g (70%). 1 H-NMR (400 MHz, CDCl 3 ) δ (m, 1H, CH ), (m, 1H, CH 2 ), (m, 2H, CH 2 ), (m, 1H, CH 2 ), 1.42 (s, 3H, CH 3 ), 1.38 (s, 3H, CH 3 ) ppm. 19 -NMR (376 MHz, CDCl 3 ) δ (td, 3 J(,) = 10.2 Hz, 4 J(,) = 5.0 Hz, Ar ), (td, 3 J(,) = 10.1 Hz, 4 J(,) = 4.9 Hz, Ar ) ppm. 1,2-Isopropylidene-3-[2,3,5,6-tetrafluoro-4-(trimethylsilylethynyl)phenyl]-rac-glycerol (2Si): Synthesized according to P1 from 2 (4.86 g, 11.9 mmol), ethynyltrimethylsilane (1.50 g, 15.6 mmol), [Pd(PPh 3 ) 4 ] (0.42 g, 0.36 mmol) and CuI (0.05 g, 0.24 mmol). Purification by column chromatography (eluent: CHCl 3 /n-hexane = 1:1). Colourless liquid; C 17 H Si; M = g/mol; yield: 4.23 g (95%). 1 H-NMR (400 MHz, CDCl 3 ) δ (m, 1H, CH ), (m, 1H, CH 2 ), (m, 2H, CH 2 ), (m, 1H, CH 2 ), 1.42 (s, 3H, CH 3 ), 1.38 (s, 3H, CH 3 ), 0.32 (s, 9H, Si (CH 3 ) 3 ) ppm. 19 -NMR (376 MHz, CDCl 3 ) δ (td, 3 J(,) = 10.7 Hz, 4 J(,) = 4.0 Hz, Ar ), (td, 3 J(,) = 10.6 Hz, 4 J(,) = 3.9 Hz, Ar ) ppm. 3-(4-Ethynyl-2,3,5,6-tetrafluorophenyl)-1,2-isopropylidene-rac-glycerol (2): Synthesized according to P2 from 3 (4.23 g, 11.3 mmol) and K 2 C 3 (7.76 g, 56.3 mmol). Purification by column chromatography (eluent: CHCl 3 /n-hexane = 1:1). Colourless liquid; C 14 H ; M = g/mol; yield: 3.36 g (98%). 1 H-NMR (400 MHz, CDCl 3 ) δ (m, 1H, CH ), (m, 1H, CH 2 ), (m, 2H, CH 2 ), (m, 1H, CH 2 ), 3.55 (s, 1H, CH), 1.42 (s, 3H, CH 3 ), 1.38 (s, 3H, CH 3 ) ppm. 19 -NMR (376 MHz, CDCl 3 ) δ (td, 3 J(,) = 10.7 Hz, 4 J(,) = 4.0 Hz, Ar ), (td, (,) = 10.6 Hz, 4 J(,) = 3.9 Hz, Ar ) ppm. 3-{4-[4-(Trimethylsilylethynyl)phenylethynyl]-2,3,5,6-tetrafluorophenyl}-1,2-isopropylidene-rac-glycerol (3Si): Synthesized according to P1 from 4 (3.37 g, 11.1 mmol), (4- iodophenylethynyl)trimethylsilane (3.66 g, 12.2 mmol), [Pd(PPh 3 ) 2 Cl 2 ] (0.24 g, 0.3 mmol) and CuI (0.06 g, 0.31 mmol). Purification by column chromatography (eluent: CHCl 2 /nhexane = 4:1). Colorless solid; C 25 H Si; M = g/mol; yield: 3.23 g (61%); mp = 95 C. 1 H-NMR (400 MHz, CDCl 3 ) δ (m, 4H, Ar H), (m, 1H, CH ), 4.33 (dd, 2 J(H,H) = 10.1 Hz, 3 J(H,H) = 5.1 Hz, 1H, CH 2 ), 4.23 (dd, 2 J(H,H) = 10.1 Hz, 3 J(H,H) = 5.6 Hz, 1H, CH 2 ), (m, 1H, CH 2 ), (m, 1H, CH 2 ), 1.43 (s, 3H, CH 3 ), 1.38 (s, 3H, CH 3 ), 0.26 (s, 9H, Si (CH 3 ) 3 ) ppm. 19 -NMR (376 MHz, CDCl 3 ) δ (td, 3 J(,) = 10.2 Hz, 4 J(,) = 3.4 Hz, Ar ), (td, 3 J(,) = 9.8 Hz, 4 J(,) = 2.9 Hz, Ar ) ppm. 3-[4-(4-Ethynylphenylethynyl)-2,3,5,6-tetrafluorophenyl]-1,2-isopropylidene-racglycerol (3): Synthesized according to P2 from 5 (3.23 g, 6.8 mmol) and K 2 C 3 (4.70 g, 33.9 mmol). Purification by column chromatography (eluent: CHCl 2 /n-hexane = 4:1). Yellow solid; C 22 H ; M = g/mol; yield: 1.22 g (44%); mp = 42 C. 1 H-NMR (400 MHz, CDCl 3 ) δ (m, 4H, Ar H), (m, 1H, CH ), 4.33 (dd, 2 J(H,H) = 10.1 S13

14 Hz, 3 J(H,H) = 5.1 Hz, 1H, CH 2 ), 4.24 (dd, 2 J(H,H) = 10.1 Hz, 3 J(H,H) = 5.6 Hz, 1H, CH 2 ), 4.16 (dd, 2 J(H,H) = 8.5 Hz, 3 J(H,H) = 6.5 Hz, 1H, CH 2 ), 3.96 (dd, 2 J(H,H) = 8.6 Hz, 3 J(H,H) = 5.6 Hz, 1H, CH 2 ), 3.20 (s, 1H, CH), 1.43 (s, 3H, CH 3 ), 1.38 (s, 3H, CH 3 ) ppm. 19 -NMR (376 MHz, CDCl 3 ) δ (td, 3 J(,) = 10.2 Hz, 4 J(,) = 3.4 Hz, Ar ), (td, (,) = 9.8 Hz, 4 J(,) = 2.8 Hz, Ar ) ppm Synthesis of the fluorinated and non fluorinated acetonides Scheme S3: Synthesis of the fluorinated and non fluorinated acentonides 5Hn and 5n. 1,4-Dibutyloxy-2,5-bis{4-[4-(1,2-isopropylidene-rac-glycero-3)phenylethynyl]phenylethynyl}benzene (5H4): Synthesized according to P1 from 4.4 (133 mg, 0.28 mmol), 3H (195 mg, 0.59 mmol), [Pd(PPh 3 ) 4 ] (9.7 mg, mmol), CuI (1.1 mg, mmol) in NEt 3 (50 ml). Purification by column chromatography (eluent: CHCl 3 ). Yellow solid, C 58 H 58 8, M = g/mol, mp 210 C, yield: 250 mg (95%), 1 H-NMR (400 MHz, CDCl 3 ) δ (m, 12H, Ar H), 7.01 (s, 2H, Ar H), (m, 4H, Ar H), (m, 2H, CH ), 4.18 (dd, 2 J(H,H) = 8.5 Hz, 3 J(H,H) = 6.4 Hz, 2H, CH 2 ), (m, 4H, CH 2 ), 3.97 (dd, 2 J(H,H) = 9.5 Hz, 3 J(H,H) = 5.8 Hz, 2H, CH 2 ), 3.91 (dd, 2 J(H,H) = 8.5 Hz, 3 J(H,H) = 5.8 Hz, 2H, CH 2 ), (m, 4H, CH 2 ), (m, 4H, CH 2 ), 1.47 (s, 3H, CH 3 ), 1.41 (s, 3H, CH 3 ), 1.01 (t, 3 J(H,H) = 7.4 Hz, 3H, CH 3 ) ppm. 1,4-Dihexyloxy-2,5-bis{4-[4-(1,2-isopropylidene-rac-glycero-3)phenylethynyl]phenylethynyl}benzene (5H6): Synthesized according to P1 from 4.6 (328 mg, 0.75 mmol), 3H (600 mg, 1.81 mmol), [Pd(PPh 3 ) 4 ] (26.2 mg, mmol), CuI (2.9 mg, mmol) in NEt 3 (50 ml). Purification by column chromatography (eluent: CHCl 3 ). Yellow solid, C 62 H 66 8, M = g/mol, yield: 371 mg (53%), 1 H-NMR (400 MHz, CDCl 3 ) δ (m, 12H, Ar H), 6.99 (s, 2H, Ar H), (m, 4H, Ar H), (m, 2H, CH ), 4.16 (dd, 2 J(H,H) = 8.5 Hz, 3 J(H,H) 6.4 Hz, 2H, CH 2 ), (m, 6H, CH 2 ), 3.95 (dd, 2 J(H,H) = 9.6 Hz, 3 J(H,H) = 5.9 Hz, 2H, CH 2 ), 3.89 (dd, 2 J(H,H) = 8.5 Hz, 3 J(H,H) = 5.8 Hz, 2H, CH 2 ), (m, 4H, CH 2 ), (m, 4H, CH 2 ), 1.45 (s, 6H, CH 3 ), 1.39 (s, 6H, CH 3 ), (m, 8H, CH 2 ), 0.89 (t, 3 J(H,H) = 7.1 Hz, 6H, CH 3 ) ppm. S14

15 1,4-Dioctyloxy-2,5-bis{4-[4-(1,2-isopropylidene-rac-glycero-3)phenylethynyl]phenylethynyl}benzene (5H8): Synthesized according to P1 from 4.8 (147 mg, 0.25 mmol), 3H (175 mg, 0.52 mmol), [Pd(PPh 3 ) 4 ] (8.7 mg, mmol), CuI (1.0 mg, mmol) in NEt 3 (50 ml). Purification by column chromatography (eluent: CHCl 3 ). Yellow solid, C 66 H 74 8, M = g/mol, mp, 157 C, yield: 250 mg (95%), 1 H-NMR (400 MHz, CDCl 3 ) δ (m, 12H, Ar H), 7.01 (s, 2H, Ar H), (m, 4H, Ar H), (m, 2H), 4.18 (dd, 2 J(H,H) = 8.5 Hz, 3 J(H,H) = 6.4 Hz, 2H, CH ), (m, 4H, CH 2 ), 3.97 (dd, 2 J(H,H) = 9.6 Hz, 3 J(H,H) = 5.9 Hz, 2H, CH 2 ), 3.91 (dd, 2 J(H,H) = 8.5 Hz, 3 J(H,H) = 5.8 Hz, 2H, CH 2 ), (m, 4H, CH 2 ), (m, 34H, CH 2, CH 3 ), 0.88 (t, 3 J(H,H) = 6.9 Hz, 6H, CH 3 ) ppm. 1,4-Didecyloxy-2,5-bis{4-[4-(1,2-isopropylidene-rac-glycero-3)phenylethynyl]phenylethynyl}benzene (5H10): Synthesized according to P1 from 4.10 (122 mg, 0.20 mmol), 3H (139 mg, 0.42 mmol), [Pd(PPh 3 ) 4 ] (6.9 mg, mmol), CuI (0.7 mg, mmol) in NEt 3 (50 ml). Purification by column chromatography (eluent: CHCl 3 ).Yellow solid, C 70 H 82 8, M = g/mol, mp 142 C, yield: 200 mg (95%), 1 H-NMR (400 MHz, CDCl 3 ) δ (m, 12H, Ar H), 7.01 (s, 2H, Ar H), (m, 4H, Ar H), (m, 2H, CH ), 4.18 (dd, 2 J(H,H) = 8.5 Hz, 3 J(H,H) = 6.4 Hz, 2H, CH 2 ), 4.08 (dd, 2 J(H,H) = 9.5 Hz, 3 J(H,H) = 5.4 Hz, 2H, CH 2 ), 4.04 (t, 3 J(H,H) = 6.4 Hz, 4H, CH 2 CH 2 ), 3.97 (dd, 2 J(H,H) = 9.6 Hz, 3 J(H,H) = 5.9 Hz, 2H, CH 2 ), 3.91 (dd, 2 J(H,H) = 8.5 Hz, 3 J(H,H) = 5.8 Hz, 2H, CH 2 ), (m, 4H, CH 2 ), (m, 40H, CH 2, CH 3 ), 0.88 (t, 3 J(H,H) = 6.9 Hz, 6H, CH 3 ) ppm. 1,4-Dioctadecyloxy-2,5-bis{4-[4-(1,2-isopropylidene-rac-glycero-3)phenylethynyl]phenylethynyl}benzene (5H18): Synthesized according to P1 from 4.18 (310 mg, 0.40 mmol), 3H (315 mg, 0.95 mmol), [Pd(PPh 3 ) 4 ] (14.0 mg, mmol), CuI (2.0 mg, mmol) in NEt 3 (50 ml). Purification by column chromatography (eluent: CHCl 3 ). Yellow solid, C 86 H 114 8, M = g/mol, yield: 93 mg (18%), 1 H-NMR (400 MHz, CDCl 3 ) δ (m, 12H, Ar H), 6.99 (s, 2H, Ar H), (m, 4H, Ar H), (m, 2H, CH ), 4.16 (dd, 2 J(H,H) = 8.5 Hz, 3 J(H,H) = 6.5 Hz, 2H, CH 2 ), 4.06 (dd, 2 J(H,H) = 9.5 Hz, 3 J(H,H) = 5.4 Hz, 2H, CH 2 ), 4.02 (t, 3 J(H,H) = 6.4 Hz, 4H, CH 2 ), 3.95 (dd, 2 J(H,H) = 9.5 Hz, 3 J(H,H) = 5.9 Hz, 2H, CH 2 ), 3.89 (dd, 2 J(H,H) = 8.5 Hz, 3 J(H,H) = 5.8 Hz, 2H, CH 2 ), (m, 4H, CH 2 ), (m, 4H, CH 2 ), 1.45 (s, 6H, CH 3 ), (m, 62H, CH 2 ), 0.85 (t, 3 J(H,H) = 6.8 Hz, 6H, CH 3 ) ppm. 1,4-Dihexyloxy-2,5-bis{4-[2,3,5,6-tetrafluoro-4-(1,2-isopropylidene-rac-glycero-3)phenylethynyl]phenylethynyl}benzene (56): Synthesized according to P1 from 4.6 (122 mg, 0.23 mmol), 3 (196 mg, 0.48 mmol), [Pd(PPh 3 ) 4 ] (7.9 mg, mmol), CuI (0.9 mg, mmol) in NEt 3 (50 ml). Purification by column chromatography (eluent: CHCl 3 ). Yellow solid, C 62 H , M = g/mol, mp 146 C, yield: 240 mg (96%), 1 H-NMR (400 MHz, CDCl 3 ) δ (m, 8H, Ar H), 7.02 (s, 2H, Ar H), (m, 2H, CH ), 4.34 (dd, 2 J(H,H) = 10.1 Hz, 3 J(H,H) = 5.1 Hz, 2H, CH 2 ), 4.24 (dd, 2 J(H,H) = 10.1 Hz, 3 J(H,H) = 5.6 Hz, 2H, CH 2 ), 4.16 (dd, 2 J(H,H) = 8.6 Hz, 3 J(H,H) = 6.4 Hz, 2H, CH 2 ), 4.04 (t, 3 J(H,H) = 6.5 Hz, 4H, CH 2 ), 3.96 (dd, 2 J(H,H) = 8.6 Hz, 3 J(H,H) = 5.6 Hz, 2H, CH 2 ), (m, 4H, CH 2 ), (m, 24H, CH 2, CH 3 ), 0.91 (t, 3 J(H,H) = S15

16 7.1 Hz, 6H, CH 3 ) ppm. 19 -NMR (376 MHz, CDCl 3 ) δ (m, Ar ), (m, Ar ) ppm. 1,4-Dioctyloxy-2,5-bis{4-[2,3,5,6-tetrafluoro-4-(1,2-isopropylidene-rac-glycero-3)phenylethynyl]phenylethynyl}benzene (58): Synthesized according to P1 from 4.8 (129 mg, 0.22 mmol), 3 (185 mg, 0.46 mmol), [Pd(PPh 3 ) 4 ] (5.2 mg, mmol), CuI (0.8 mg, mmol) in NEt 3 (50 ml). Purification by column chromatography (eluent: CHCl 3 ). Yellow solid, C 66 H , M = g/mol, mp 135 C, yield: 240 mg (95%), 1 H-NMR (500 MHz, CDCl 3 ) δ (m, 8H, Ar H), 7.03 (s, 2H, Ar H), (m, 2H, CH ), 4.35 (dd, 2 J(H,H) = 10.1 Hz, 3 J(H,H) = 5.2 Hz, 2H, CH 2 ), 4.25 (dd, 2 J(H,H) = 10.1 Hz, 3 J(H,H) = 5.6 Hz, 2H, CH 2 ), 4.18 (dd, 2 J(H,H) = 8.6 Hz, 3 J(H,H) = 6.4 Hz, 2H, CH 2 ), 4.05 (t, 3 J(H,H) = 6.4 Hz, 4H, CH 2 ), 3.98 (dd, 2 J(H,H) = 8.6 Hz, 3 J(H,H) = 5.6 Hz, 2H, CH 2 ), (m, 4H, CH 2 ), (m, 32H, CH 2, CH 3 ), 0.89 (t, 3 J(H,H) = 6.8 Hz, 6H, CH 3 ) ppm. 19 -NMR (470 MHz, CDCl 3 ) δ (td, 3 J(,) = 9.9 Hz, 4 J(,) = 3.0 Hz, Ar ), (td, 3 J(,) = 9.7 Hz, 4 J(,) = 2.6 Hz, Ar ) ppm. 1,4-Didecyloxy-2,5-bis{4-[2,3,5,6-tetrafluoro-4-(1,2-isopropylidene-rac-glycero-3)phenylethynyl]phenylethynyl}benzene (510): Synthesized according to P1 from 4.10 (135 mg, 0.21 mmol), 3 (178 mg, 0.44 mmol), [Pd(PPh 3 ) 4 ] (7.3 mg, mmol), CuI (0.8 mg, mmol) in NEt 3 (50 ml). Purification by column chromatography (eluent: CHCl 3 ). Yellow solid, C 70 H , M = g/mol, mp 141 C, yield: 230 mg (92%), 1 H-NMR (400 MHz, CDCl 3 ) δ (m, 8H, Ar H), 7.02 (s, 2H, Ar H), (m, 2H, CH ), 4.34 (dd, 2 J(H,H) = 10.2 Hz, 3 J(H,H) = 5.1 Hz, 2H, CH 2 ), 4.24 (dd, 2 J(H,H) = 10.2 Hz, 3 J(H,H) = 5.5 Hz, 2H, CH 2 ), 4.16 (dd, 2 J(H,H) = 8.6 Hz, 3 J(H,H) = 6.4 Hz, 2H, CH 2 ), 4.04 (t, 3 J(H,H) = 6.4 Hz, 4H, CH 2 ), 3.96 (dd, 2 J(H,H) = 8.6 Hz, 3 J(H,H) = 5.6 Hz, 2H, CH 2 ), (m, 4H, CH 2 ), (m, 40H, CH 2, CH 3 ), 0.87 (t, 3 J(H,H) = 7.0 Hz, 6H, CH 3 ) ppm. 19 -NMR (376 MHz, CDCl 3 ) δ (m, Ar ), (m, Ar ) ppm. 1,4-Didodecyloxy-2,5-bis{4-[2,3,5,6-tetrafluoro-4-(1,2-isopropylidene-rac-glycero- 3)phenylethynyl]phenylethynyl}benzene (512): Synthesized according to P1 from 4.12 (119 mg, 0.17 mmol), 3 (144 mg, 0.36 mmol), [Pd(PPh 3 ) 4 ] (3.6 mg, mmol), CuI (0.6 mg, mmol) in NEt 3 (50 ml). Purification by column chromatography (eluent: CHCl 3 ). Yellow solid, C 74 H , M = g/mol, mp 126 C, yield: 210 mg (95%), 1 H-NMR (400 MHz, CDCl 3 ) δ (m, 8H, Ar H), 7.02 (s, 2H, Ar H), (m, 2H, CH), 4.33 (dd, 2 J(H,H) = 10.1 Hz, 3 J(H,H) = 5.1 Hz, 2H, CH 2 ), 4.24 (dd, 2 J(H,H) = 10.1 Hz, 3 J(H,H) = 5.6 Hz, 2H, CH 2 ), 4.16 (dd, 2 J(H,H) = 8.6 Hz, 3 J(H,H) = 6.5 Hz, 2H, CH 2 ), 4.04 (t, 3 J(H,H) = 6.4 Hz, 4H, CH 2 ), 3.96 (dd, 2 J(H,H) = 8.6 Hz, 3 J(H,H) = 5.6 Hz, 2H, CH 2 ), (m, 4H, CH 2 ), (m, 8H, CH 2 ), (m, 48H, CH 2, CH 3 ), 0.86 (t, 3 J(H,H) = 6.7 Hz, 6H, CH 3 ) ppm. 19 -NMR (376 MHz, CDCl 3 ) δ (m, Ar ), (m, Ar ) ppm. 1,4-Ditetradecyloxy-2,5-bis{4-[2,3,5,6-tetrafluoro-4-(1,2-isopropylidene-rac-glycero- 3)phenylethynyl]phenylethynyl}benzene (514): Synthesized according to P1 from 4.14 S16

17 (144 mg, 0.19 mmol), 3 (161 mg, 0.40 mmol), [Pd(PPh 3 ) 4 ] (6.6 mg, mmol), CuI (0.7 mg, mmol) in NEt 3 (50 ml). Purification by column chromatography (eluent: CHCl 3 ). Yellow solid, C 78 H , M = g/mol, mp 135 C, yield: 220 mg (88%), 1 H-NMR (400 MHz, CDCl 3 ) δ (m, 8H, Ar H), 7.02 (s, 2H, Ar H), (m, 2H, CH ), 4.34 (dd, 2 J(H,H) = 10.0 Hz, 3 J(H,H) = 5.1 Hz, 2H, CH 2 ), 4.24 (dd, 2 J(H,H) = 10.0 Hz, 3 J(H,H) = 5.6 Hz, 2H, CH 2 ), 4.16 (dd, 2 J(H,H) = 8.6 Hz, 3 J(H,H) = 6.4 Hz, 2H, CH 2 ), 4.04 (t, 3 J(H,H) = 6.5 Hz, 4H, CH 2 ), 3.96 (dd, 2 J(H,H) = 8.6 Hz, 3 J(H,H) = 5.6 Hz, 2H, CH 2 ), (m, 4H, CH 2 ), (m, 56H, CH 2, CH 3 ), 0.86 (t, 3 J(H,H) = 6.8 Hz, 6H, CH 3 ) ppm. 19 -NMR (376 MHz, CDCl 3 ) δ (td, 3 J(,) = 10.2 Hz, 4 J(,) = 3.3 Hz, Ar ), (td, 3 J(,) = 9.8 Hz, 4 J(,) = 2.8 Hz, Ar ) ppm. 1,4-Dihexadecyloxy-2,5-bis{4-[2,3,5,6-tetrafluoro-4-(1,2-isopropylidene-rac-glycero- 3)phenylethynyl]phenylethynyl}benzene (516): Synthesized according to P1 from 4.16 (148 mg, 0.18 mmol), 3 (155 mg, 0.38 mmol), [Pd(PPh 3 ) 4 ] (6.2 mg, mmol), CuI (0.7 mg, mmol) in NEt 3 (50 ml). Purification by column chromatography (eluent: CHCl 3 ). Yellow solid, C 82 H , M = g/mol, mp 89 C, yield: 240 mg (95%), 1 H-NMR (500 MHz, CDCl 3 ) δ (m, 8H, Ar H), 7.03 (s, 2H, Ar H), (m, 2H, CH ), 4.35 (dd, 2 J(H,H) = 10.1 Hz, 3 J(H,H) = 5.0 Hz, 2H, CH 2 ), 4.25 (dd, 2 J(H,H) = 10.2 Hz, 3 J(H,H) = 5.6 Hz, 2H, CH 2 ), 4.18 (dd, 2 J(H,H) = 8.6 Hz, 3 J(H,H) = 6.4 Hz, 2H, CH 2 ), 4.05 (t, 3 J(H,H) = 6.4 Hz, 4H, CH 2 ), 3.98 (dd, 2 J(H,H) = 8.6 Hz, 3 J(H,H) = 5.6 Hz, 2H, CH 2 ), (m, 4H, CH 2 ), (m, 64H, CH 2, CH 3 ), 0.88 (t, 3 J(H,H) = 7.1 Hz, 6H, CH 3 ) ppm. 19 -NMR (470 MHz, CDCl 3 ) δ (m, Ar ), (m, Ar ) ppm. 1,4-Dioctadecyloxy-2,5-bis{4-[2,3,5,6-tetrafluoro-4-(1,2-isopropylidene-rac-glycero- 3)phenylethynyl]phenylethynyl}benzene (518): Synthesized according to P1 from 4.18 (152 mg, 0.17 mmol), 3 (144 mg, 0.36 mmol), [Pd(PPh 3 ) 4 ] (3.5 mg, mmol), CuI (0.6 mg, mmol) in NEt 3 (50 ml). Purification by column chromatography (eluent: CHCl 3 ). Yellow solid, C 86 H , M = g/mol, mp 128 C, yield: 240 mg (95%), 1 H-NMR (500 MHz, CDCl 3 ) δ (m, 8H, Ar H), 7.03 (s, 2H, Ar H), (m, 2H, CH ), 4.35 (dd, 2 J(H,H) = 10.2 Hz, 3 J(H,H) = 5.0 Hz, 2H, CH 2 ), 4.25 (dd, 2 J(H,H) = 10.1 Hz, 3 J(H,H) = 5.6 Hz, 2H, CH 2 ), 4.18 (dd, 2 J(H,H) = 8.6 Hz, 3 J(H,H) = 6.4 Hz, 2H, CH 2 ), 4.05 (t, 3 J(H,H) = 6.5 Hz, 4H, CH 2 ), 3.98 (dd, 2 J(H,H) = 8.6 Hz, 3 J(H,H) = 5.6 Hz, 2H, CH 2 ), (m, 4H, CH 2 ), (m, 72H, CH 2, CH 3 ), 0.89 (t, 3 J(H,H) = 7.0 Hz, 6H, CH 3 ) ppm. 19 -NMR (470 MHz, CDCl 3 ) δ (td, 3 J(,) = 9.9 Hz, 4 J(,) = 3.0 Hz, Ar ), (td, 3 J(,) = 9.6 Hz, 4 J(,) = 2.5 Hz, Ar ) ppm. S17

18 2.2.5 Synthesis of compounds Hn and n X X C n H 2n+1 X X X X H X X 2n+1 C n 5Hn (X= H) 5n (X= ) PPTS 40 C, 55-70% TH/MeH X X C n H 2n+1 X X H H H X X H 2n+1 C n X X H Hn (X=H) n (X=) Scheme S4: Synthesis of compounds Hn and n. 1,4-Dibutyloxy-2,5-bis{4-[4-(rac-glycero-1)phenylethynyl]phenylethynyl}benzene (H4): Synthesized according to P3 from 5H4 (250 mg, 0.28 mmol) and PPTS (tip of a spatula) in MeH/TH (1:1, 30 ml:30 ml). Purification by column chromatography (eluent: CHCl 3 :MeH = 9:1). Yellow-greenish solid, C 52 H 50 8, M = g/mol, yield: 183 mg (81%), 1 H-NMR (400 MHz, pyridine-d 5 ) δ (m, 4H, Ar H), (m, 4H, Ar H), (m, 4H, Ar H), 7.45 (s, 2H, Ar H), (m, 4H, Ar H), 6.94 (br, 2H, H), 6.54 (br, 2H, H), (m, 2H, CH ), 4.52 (dd, 2 J(H,H) = 9.6 Hz, 3 J(H,H) = 4.3 Hz, 2H, CH 2 ), 4.43 (dd, 2 J(H,H) = 9.6 Hz, 3 J(H,H)= 6.3 Hz, 2H, CH 2 ), (m, 4H, CH 2 ), 4.09 (t, 3 J(H,H) = 6.4 Hz, 4H, CH 2 ), (m, 4H, CH 2 ), (m, 4H, CH 2 ), 0.95 (t, 3 J(H,H) = 7.4 Hz, 6H, CH 3 ) ppm. 13 C-NMR (126 MHz, pyridine-d 5 ) δ ( CH 2 ), ( CH 2 ), (C Ar H), (C Ar H), , , , , , , ( C C ), ( C C ), ( C C ), ( C C ), (HCH 2 ), 70.86, 69.21, 64.04, ( CH 2 ), 19.34, ( CH 3 ) ppm. HRMS (m/z): [M]+Li + -calcd. for C 52 H 50 8 Li, ; found Anal. Calcd. for C 52 H 50 8 H 2 : C, 76.08; H, ound: C, 76.21; H, ,4-Dihexyloxy-2,5-bis{4-[4-(rac-glycero-1)phenylethynyl]phenylethynyl}benzene (H6): Synthesized according to P3 from 5H6 (371 mg, 0.40 mmol) and PPTS (tip of a spatula) in MeH/TH (1:1, 30 ml:30 ml). Purification by column chromatography (eluent: CHCl 3 :MeH = 9:1). Yellow-greenish solid, C 56 H 58 8, M = g/mol, yield: 100 mg (29%), 1 H-NMR (500 MHz, pyridine-d 5 ) δ (m, 4H, Ar H), (m, 4H, Ar H), (m, 4H, Ar H), 7.41 (s, 2H, Ar H), (m, 4H, Ar H), (m, 2H, CH ), 4.45 (dd, 2 J(H,H) = 9.6 Hz, 3 J(H,H) = 4.3 Hz, 2H, CH 2 ), 4.37 (dd, 2 J(H,H) = 9.6 Hz, 3 J(H,H) = 6.3 Hz, 2H, CH 2 ), (m, 4H, CH 2 ), 4.04 (t, 3 J(H,H) = 6.4 Hz, 4H, CH 2 ), (m, 4H, CH 2 ), (m, 4H, CH 2 ), (m, 8H, CH 2 ), 0.81 (t, 3 J(H,H) = 7.0 Hz, 6H, CH 3 ) ppm. 13 C-NMR (126 MHz, pyridine-d 5 ) δ ( CH 2 ), ( CH 2 ), (C Ar H), (C Ar H), , , , , , ( C C ), ( C C ), ( C C ), S18

19 ( C C ), (HCH 2 ), 70.82, 69.48, 63.99, ( CH 2 ), 29.31, 25.77, 22.62, ( CH 3 ) ppm. HRMS (m/z): [M]+Cl-calcd. for C 56 H 58 8 Cl, ; found ,4-Dioctyloxy-2,5-bis{4-[4-(rac-glycero-1)phenylethynyl]phenylethynyl}benzene (H8): Synthesized according to P3 from 5H8 (250 mg, 0.25 mmol) and PPTS (tip of a spatula) in MeH/TH (1:1, 30 ml:30 ml). Purification by column chromatography (eluent: CHCl 3 :MeH = 9:1). Yellow-greenish solid, C 60 H 66 8 ; M = g/mol, yield: 208 mg (90%), 1 H-NMR (500 MHz, pyridine-d 5 ) δ (m, 4H, Ar H), (m, 4H, Ar H), (m, 4H, Ar H), 7.49 (s, 2H, Ar H), (m, 4H, Ar H), (m, 2H, CH ), 4.51 (dd, 2 J(H,H) = 9.6 Hz, 3 J(H,H) = 4.3 Hz, 2H, CH 2 ), 4.43 (dd, 2 J(H,H) = 9.6 Hz, 3 J(H,H) = 6.3 Hz, 2H, CH 2 ), (m, 4H, CH 2 ), 4.13 (t, 3 J(H,H) = 6.4 Hz, 4H, CH 2 ), (m, 4H, CH 2 ), (m, 4H, CH 2 ), (m, 16H, CH 2 ), 0.87 (t, 3 J(H,H) = 6.9 Hz, 6H, CH 3 ) ppm. 13 C-NMR (126 MHz, pyridine-d 5 ) δ ( CH 2 ), ( CH 2 ), (C Ar H), (C Ar H), , , , , , ( C C ), ( C C ), ( C C ), ( C C ), (HCH 2 ), 70.86, 69.55, 64.03, ( CH 2 ), 29.42, 29.38, 29.35, 26.19, 22.69, ( CH 3 ) ppm. HRMS (m/z): [M]+Li + -calcd. for C 60 H 66 8, ; found Anal. Calcd. for C 60 H 66 8 H 2 : C, 77.22; H, ound: C, 77.68; H, ,4-Didecyloxy-2,5-bis{4-[4-(rac-glycero-1)phenylethynyl]phenylethynyl}benzene (H10): Synthesized according to P3 from 5H10 (200 mg, 0.20 mmol) and PPTS (tip of a spatula) in MeH/TH (1:1, 30 ml:30 ml). Purification by column chromatography (eluent: CHCl 3 :MeH = 9:1). Yellow-greenish solid, C 64 H 74 8, M = g/mol, yield: 153 mg (81%), 1 H-NMR (400 MHz, pyridine-d 5 ) δ (m, 4H, Ar H), (m, 4H, Ar H), (m, 4H, Ar H), 7.49 (s, 2H, Ar H), (m, 4H, Ar H), 6.94 (br, 2H, H), 6.56 (br, 2H, H), (m, 2H, CH ), 4.52 (dd, 2 J(H,H) = 9.6 Hz, 3 J(H,H) = 4.3 Hz, 2H, CH 2 ), 4.43 (dd, 2 J(H,H) = 9.6 Hz, 3 J(H,H) = 6.3 Hz, 2H, CH 2 ), (m, 4H, CH 2 ), 4.14 (t, 3 J(H,H) = 6.4 Hz, 4H, CH 2 ), (m, 4H, CH 2 ), (m, 4H, CH 2 ), (m, 24H, CH 2 ), 0.89 (t, 3 J(H,H) = 6.9 Hz, 6H, CH 3 ) ppm. 13 C-NMR (101 MHz, pyridine-d 5 ) δ ( CH 2 ), ( CH 2 ), (C Ar H), (C Ar H), , , , , , ( C C ), ( C C ), ( C C ), ( C C ), (HCH 2 ), 72.36, 71.06, 69.11, 65.53, ( CH 2 ), 31.25, 31.11, 30.97, 30.90, 27.73, 27.09, 24.23, ( CH 3 ) ppm. HRMS (m/z): [M]+Li + -calcd. for C 64 H 74 8 Li, , found Anal. Calcd. for C 64 H 74 8 H 2 : C, 77.70; H, ound: C, 77.65; H, ,4-Dioctadecyloxy-2,5-bis{4-[4-(rac-glycero-1)phenylethynyl]phenylethynyl}benzene (H18): Synthesized according to P3 from 5H18 (93 mg, 0.07 mmol) and PPTS (tip of a spatula) in MeH/TH (1:1, 30 ml:30 ml). Purification by column chromatography (eluent: CHCl 3 :MeH = 9:1). Yellow-greenish solid, C 80 H 106 8, M = g/mol, yield: 20 mg (23%), 1 H-NMR (500 MHz, pyridine-d 5 ) δ (m, 4H, Ar H), (m, 4H, Ar H), (m, 4H, Ar H), 7.43 (s, 2H, Ar H), (m, 4H, Ar H), (m, 2H, CH ), 4.46 (dd, 2 J(H,H) = 9.6 Hz, 3 J(H,H) = 4.4 Hz, 2H, CH 2 ), 4.37 (dd, 2 J(H,H) = 9.6 Hz, 3 J(H,H) = 6.3 Hz, 2H, CH 2 ), (m, 4H, CH 2 ), 4.09 (t, 3 J(H,H) = 6.3 Hz, 4H, CH 2 ), (m, 4H, CH 2 ), (m, 4H, CH 2 ), (m, 56H, CH 2 ), 0.82 (t, 3 J(H,H) = 7.0 Hz, 6H, CH 3 ) ppm. 13 C-NMR (126 S19

20 MHz, pyridine-d 5 ) δ ( CH 2 ), ( CH 2 ), (C Ar H), (C Ar H), , , , , , , , , , , , , , , , , , , , ( C C ), ( C C ), ( C C ), ( C C ), (HCH 2 ), 71.08, 70.83, 64.00, ( CH 2 ), 29.75, 29.72, 29.66, 29.35, 26.19, 22.67, ( CH 3 ) ppm. HRMS (m/z): [M]+Clcalcd. for C 80 H Cl, ; found ,4-Dihexyloxy-2,5-bis{4-[2,3,5,6-tetrafluoro-4-(rac-glycero-1)phenylethynyl]phenylethynyl}benzene (6): Synthesized according to P3 from 56 (93 mg, 0.07 mmol) and PPTS (tip of a spatula) in MeH/TH (1:1, 30 ml:30 ml). Purification by column chromatography (eluent: CHCl 3 :MeH = 9:1). Yellow-greenish solid, C 56 H , M = g/mol, yield: 175 mg (79%), 1 H-NMR (400 MHz, pyridine-d 5 ) δ (m, 4H, Ar H), (m, 4H, Ar H), 7.50 (s, 2H, Ar H), (m, 2H, CH 2 ), (m, 2H, CH 2 ), (m, 2H, CH ), (m, 4H, CH 2 ), 4.12 (t, 3 J(H,H) = 6.4 Hz, 4H, CH 2 ), (m, 4H, CH 2 ), (m, 4H, CH 2 ), (m, 8H, CH 2 ), 0.88 (t, 3 J(H,H) = 7.0 Hz, 6H, CH 3 ) ppm. 19 -NMR (376 MHz, pyridine-d 5 ) δ (m, Ar ), (m, Ar ) ppm. 13 C-NMR (101 MHz, pyridine-d 5 ) δ ( CH 2 ), ( CH 2 ), (C Ar ), (C Ar ), (C Ar H), , , , , , ( C C ), ( C C ), ( C C ), (HCH 2 ), 72.05, 69.83, 63.84, ( CH 2 ), 29.64, 26.12, 22.97, ( CH 3 ) ppm. HRMS (m/z): [M]+Li + -calcd. for C 56 H Li, , found Anal. Calcd. for C 56 H H 2 : C, 65.83; H, ound: C, 65.91; H, ,4-Dioctyloxy-2,5-bis{4-[2,3,5,6-tetrafluoro-4-(rac-glycero-1)phenylethynyl]phenylethynyl}benzene (8): Synthesized according to P3 from 58 (240 mg, 0.21 mmol) and PPTS (tip of a spatula) in MeH/TH (1:1, 30 ml:30 ml). Purification by column chromatography (eluent: CHCl 3 :MeH = 9:1). Yellow-greenish solid, C 60 H , M = g/mol, yield: 160 mg (72%), 1 H-NMR (400 MHz, pyridine-d 5 ) δ (m, 4H, Ar H), (m, 4H, Ar H), 7.54 (s, 2H, Ar H), (m, 2H, CH 2 ), (m, 2H, CH 2 ), (m, 2H, CH ), (m, 4H, CH 2 ), 4.18 (t, 3 J(H,H) = 6.4 Hz, 4H, CH 2 ), (m, 4H, CH 2 ), (m, 4H, CH 2 ), (m, 16H, CH 2 ), 0.91 (t, 3 J(H,H) = 6.9 Hz, 6H, CH 3 ) ppm. 19 -NMR (376 MHz, pyridine-d 5 ) δ (m, Ar ), (m, Ar ) ppm. 13 C- NMR (126 MHz, pyridine-d 5 ) δ ( CH 2 ), (C Ar ), (C Ar H), , , , , ( C C ), ( C C ), ( HCH 2 ), 77.57, 71.74, 69.56, 63.53, ( CH 2 ), 29.41, 29.39, 29.36, 26.20, 22.70, ( CH 3 ) ppm. HRMS (m/z): [M]+Li + -calcd. for C 60 H Li, ; found analysis (calcd. for C 60 H H 2 ): C (66.91, 66.83), H (5.61, 5.50). Anal. Calcd. for C 60 H H 2 : C, 66.91; H, ound: C, 66.83; H, ,4-Didecyloxy-2,5-bis{4-[2,3,5,6-tetrafluoro-4-(rac-glycero-1)phenylethynyl]phenylethynyl}benzene (10): Synthesized according to P3 from 510 (230 mg, 0.21 mmol) and PPTS (tip of a spatula) in MeH/TH (1:1, 30 ml:30 ml). Purification by column chromatography (eluent: CHCl 3 :MeH = 9:1). Yellow-greenish solid, C 64 H , M = g/mol, yield: 181 mg (77%), 1 H-NMR (400 MHz, pyridine-d 5 ) δ (m, 4H, S20

21 Ar H), (m, 4H, Ar H), 7.51 (s, 2H, Ar H), (m, 2H, CH 2 ), (m, 2H, CH 2 ), (m, 2H, CH ), (m, 4H, CH 2 ), 4.15 (t, 3 J(H,H) = 6.4 Hz, 4H, CH 2 ), (m, 4H, CH 2 ), (m, 4H, CH 2 ), (m, 20H, CH 2 ), 0.89 (t, 3 J(H,H) = 6.9 Hz, 6H, CH 3 ) ppm. 19 -NMR (376 MHz, pyridine-d 5 ) δ (m, Ar ), (m, Ar ) ppm. 13 C- NMR (126 MHz, pyridine-d 5 ) δ ( CH 2 ), (C Ar ), (C Ar H), , , , , ( C C ), ( C C ), ( C C ), (HCH 2 ), 77.57, 77.55, 76.40, 71.74, 69.56, 63.53, ( CH 2 ), 29.76, 29.62, 29.47, 29.43, 29.40, 26.24, 22.73, ( CH 3 ) ppm. HRMS (m/z): [M]+Li + -calcd. for C 64 H Li, , found Anal. Calcd. for C 64 H H 2 : C, 67.83; H, ound: C, 67.54; H, ,4-Didodecyloxy-2,5-bis{4-[2,3,5,6-tetrafluoro-4-(rac-glycero-1)phenylethynyl]phenylethynyl}benzene (12): Synthesized according to P3 from 512 (210 mg, 0.18 mmol) and PPTS (tip of a spatula) in MeH/TH (1:1, 30 ml:30 ml). Purification by column chromatography (eluent: CHCl 3 :MeH = 9:1). Yellow-greenish solid, C 68 H , M = g/mol, yield: 143 mg (72%), 1 H-NMR (400 MHz, pyridine-d 5 ) δ (m, 4H, Ar H), (m, 4H, Ar H), 7.51 (s, 2H, Ar H), 7.13 (d, 3 J(H,H) = 5.1 Hz, 2H, H), 6.65 (t, 3 J(H,H) = 5.4 Hz, 2H, H), (m, 2H, CH 2 ), (m, 2H, CH 2 ), (m, 2H, CH ), 4.23 (t, 3 J(H,H) = 5.2 Hz, 4H, CH 2 ), 4.16 (pt, 3 J(H,H) = 6.1 Hz, 4H, CH 2 ), (m, 4H, CH 2 ), (m, 4H, CH 2 ), (m, 32H, CH 2 ), 0.89 (t, 3 J(H,H) = 6.3 Hz, 6H, CH 3 ) ppm. 19 -NMR (376 MHz, pyridine-d 5 ) δ (m, Ar ), (m, Ar ) ppm. 13 C- NMR (126 MHz, pyridine-d 5 ) δ ( CH 2 ), (C Ar ), , , (C Ar H), ( C C ), ( C C ), ( C C ), (HCH 2 ), 77.09, 72.44, 70.26, 64.23, ( CH 2 ), 30.47, 30.40, 30.38, 30.17, 30.13, 30.11, 26.94, ( CH 2 ), ( CH 3 ) ppm. HRMS (m/z): [M]+Li + -calcd. for C 68 H Li, ; found Anal. Calcd. for C 68 H H 2 : C, 67.65; H, ound: C, 67.65; H, ,4-Ditetradecyloxy-2,5-bis{4-[2,3,5,6-tetrafluoro-4-(rac-glycero-1)phenylethynyl]- phenylethynyl}benzene (14): Synthesized according to P3 from 514 (220 mg, 0.17 mmol) and PPTS (tip of a spatula) in MeH/TH (1:1, 30 ml:30 ml). Purification by column chromatography (eluent: CHCl 3 :MeH = 9:1). Yellow-greenish solid, C 72 H , M = g/mol, yield: 154 mg (74%), 1 H-NMR (400 MHz, pyridine-d 5 ) δ (m, 4H, Ar H), (m, 4H, Ar H), 7.51 (s, 2H, Ar H), (m, 2H, CH 2 ), (m, 2H, CH 2 ), (m, 2H, CH ), (m, 4H, CH 2 ), 4.16 (t, 3 J(H,H) = 6.3 Hz, 4H, CH 2 ), (m, 4H, CH 2 ), (m, 4H, CH 2 ), (m, 40H, CH 2 ), 0.88 (t, 3 J(H,H) = 6.9 Hz, 6H, CH 3 ) ppm. 19 -NMR (376 MHz, pyridine-d 5 ) δ (m, Ar ), (m, Ar ) ppm. 13 C- NMR (101 MHz, pyridine-d 5 ) δ ( CH 2 ), (C Ar ), (C Ar H), , , , , , ( C C ), ( C C ), ( C C ), (HCH 2 ), 76.38, 75.20, 70.54, 68.36, 62.33, ( CH 2 ), 28.60, 28.58, 28.52, 28.50, 28.28, 28.23, 28.21, 25.04, 21.52, ( CH 3 ). HRMS (m/z): [M]+Li + -calcd. for C 72 H Li, , found Anal. Calcd. for C 72 H H 2 : C, 68.45; H, ound: C, 68.65; H, S21

22 1,4-Dihexadecylloxy-2,5-bis{4-[2,3,5,6-tetrafluoro-4-(rac-glycero-1)phenylethynyl]- phenylethynyl}benzene (16): Synthesized according to P3 from 516 (240 mg, 0.17 mmol) and PPTS (tip of a spatula) in MeH/TH (1:1, 30 ml:30 ml). Purification by column chromatography (eluent: CHCl 3 :MeH = 9:1). Yellow-greenish solid, C 76 H , M = g/mol, yield: 181 mg (83%), 1 H-NMR (500 MHz, pyridine-d 5 ) δ (m, 4H, Ar H), (m, 4H, Ar H), 7.51 (s, 2H, Ar H), 4.90 (dd, 2 J(H,H) = 10.1 Hz, 3 J(H,H) = 4.0 Hz, 2H, CH 2 ), 4.80 (dd, 2 J(H,H) = 10.1 Hz, 3 J(H,H) = 6.3 Hz, 2H, CH 2 ), (m, 2H, CH ), (m, 4H), 4.16 (t, 3 J(H,H) = 6.4 Hz, 4H, CH 2 ), (m, 4H, CH 2 ), (m, 4H, CH 2 ), (m, 48H, CH 2 ), 0.88 (t, 3 J(H,H) = 6.9 Hz, 6H, CH 3 ) ppm. 19 -NMR (470 MHz, pyridine-d 5 ) δ (m, Ar ), (m, Ar ) ppm. 13 C-NMR (101 MHz, pyridine-d 5 ) δ ( CH 2 ), ( CH 2 ), (C Ar ), (C Ar H), , , , , ( C C ), ( C C ), ( C C ), ( C C ), (HCH 2 ), 76.35, 75.20, 70.53, 68.36, 62.33, ( CH 2 ), 28.61, 28.59, 28.58, 28.51, 28.28, 28.23, 28.20, 25.04, 21.51, ( CH 2 ). HRMS (m/z): [M]+Li + -calcd. for C 76 H Li, , found Anal. Calcd. for C 76 H H 2 : C, 70.13; H, ound: C, 70.24; H, ,4-Dioctadecyloxy-2,5-bis{4-[2,3,5,6-tetrafluoro-4-(rac-glycero-1)phenylethynyl]phenylethynyl}benzene (18): Synthesized according to P3 from 518 (240 mg, 0.17 mmol) and PPTS (tip of a spatula) in MeH/TH (1:1, 30 ml:30 ml). Purification by column chromatography (eluent: CHCl 3 :MeH = 9:1). Yellow-greenish solid, C 80 H , M = g/mol, yield: 201 mg (88%), 1 H-NMR (400 MHz, pyridine-d 5 ) δ (m, 4H, Ar H), (m, 4H, Ar H), 7.51 (s, 2H, Ar H), (m, 2H, CH 2 ), (m, 2H, CH 2 ), (m, 2H, CH ), (m, 4H, CH 2 ), 4.16 (t, 3 J(H,H) = 6.3 Hz, 4H, CH 2 ), (m, 4H, CH 2 ), (m, 4H, CH 2 ), (m, 56H, CH 2 ), 0.88 (t, 3 J(H,H) = 6.9 Hz, 6H, CH 3 ) ppm. 19 -NMR (376 MHz, pyridine-d 5 ) δ (m, Ar ), (m, Ar ) ppm. 13 C- NMR (101 MHz, pyridine-d 5 ) δ ( CH 2 ), ( CH 2 ), (C Ar ), (C Ar H), , , , , ( C C ), ( C C ), (HCH 2 ), 70.53, 68.36, 62.33, ( CH 2 ), 28.60, 28.58, 28.50, 28.27, 28.23, 28.19, 25.04, 21.51, ( CH 3 ) ppm. HRMS (m/z): [M]+Li + -calcd. for C 80 H Li, ; found Anal. Calcd. for C 80 H H 2 : C, 70.77; H, ound: C, 70.55; H, S22

23 3. Representative NMR spectra 3.1 NMR spectra of H10 CH 2 igure S8: 1 H-NMR spectra of H10 (400 MHz, pyridine-d 5 ). S23

24 MPoppe_2496_APT_08Sep2016_ MPoppe_2496 MPP f1 (ppm) igure S9: 13 C-NMR (APT) spectra of H10 (101 MHz, pyridine-d 5 ). S24

25 3.2 NMR spectra of 10 igure S10: 1 H-NMR spectra of 10 (400 MHz, pyridine-d 5 ). S25

26 igure S11: 19 -NMR spectra of 10 (176 MHz, pyridine-d 5 ). S26

27 MPoppe_5211_CARBN_ MPoppe_5211 MPP f1 (ppm) igure S12: 13 C-NMR spectra of 10 (101 MHz, pyridine-d 5 ). 4 References 1 M. Poppe, C. Chen,. Liu, S. Poppe and C. Tschierske, Chem. Eur. J. DI: /chem S. Werner, H. Ebert, B.-D. Lechner,. Lange, A. Achilles, R. Bärenwald, S. Poppe, A. Blume, K. Saalwächter, C. Tschierske and K. Bacia, Chem. Eur. J., 2015, 21, A. Immirzi and B. Perini, Acta Cryst. Sect. A, 1977, 33, A. I. Kitaigorodski, in Molekülkristalle, Akademieverlag Berlin, A. H. Schoen, NASA TN D-5541, Infinite Periodic Minimal Surfaces without Self- Intersections, Electronic Research Centre, Cambridge, Mass May, Liu, M. Prehm, X.-B. Zeng, C. Tschierske and G. Ungar, J. Am. Chem. Soc., 2014, 136, K. Sonogashira, Y. Tohda, N. Hagihara, Tetrahedron Lett. 1975, 50, R. van Rijsbergen, M.-J. Anteunis, A. de Bruyn, J. Carbohydr. Chem., 2006, 2, J. Wen, M. Tian, Q. Chen, J. luorine Chem., 1994, 68, S27